Adjustable shoring prop (Shipyard and Dry Dock)
A raking steel shore 4.4 m long with a screw jack head, a pinned telescopic body, a hinged sole plate and a safety chain eye, for wedging a hull off the altar steps of a graving dock.
- 格式
- GLB
- 文件大小
- 5 KB
- 三角面
- 84
- 许可
- CC0 1.0